Bonn Weather Averages
Climate averages for Bonn based on 10 years of historical data.
Annual avg temp
11.3°C
Annual avg high
15.3°C
Annual avg low
7.5°C
Record high
40°C
Record low
-9°C
Annual rainfall
983 mm
Rainy days
161
Sunshine
3.1h/day
Luftfeuchtigkeit
76%
Average Bonn temperatures by month
Avg high
Avg low
Average rainfall in Bonn by month
Rainfall (mm)
Sunshine hours in Bonn by month
Sunshine (h/day)
Humidity in Bonn by month
Average humidity
Month-by-month averages
| Month | Avg High | Avg Low | Rainfall | Sunshine |
|---|---|---|---|---|
| Wetter im Januar | 6°C | 1°C | 99 mm | 1.5h |
| Wetter im Februar | 8°C | 2°C | 76 mm | 2.5h |
| Wetter im März | 11°C | 3°C | 84 mm | 3.0h |
| Wetter im April | 15°C | 5°C | 58 mm | 3.5h |
| Wetter im Mai | 19°C | 9°C | 75 mm | 3.7h |
| Wetter im Juni | 23°C | 13°C | 80 mm | 4.4h |
| Wetter im Juli | 24°C | 15°C | 89 mm | 4.0h |
| Wetter im August | 25°C | 15°C | 82 mm | 4.4h |
| Wetter im September | 21°C | 12°C | 80 mm | 4.0h |
| Wetter im Oktober | 16°C | 8°C | 77 mm | 2.3h |
| Wetter im November | 10°C | 5°C | 87 mm | 1.9h |
| Wetter im Dezember | 7°C | 3°C | 96 mm | 1.4h |